Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP13489575ApriorityCriticalpatent/JPS5258585A/en
Publication of JPS5258585ApublicationCriticalpatent/JPS5258585A/en
Investigating, Analyzing Materials By Fluorescence Or Luminescence
(AREA)
Regulation And Control Of Combustion
(AREA)
Abstract
PURPOSE: To positively prevent the automatic flow of combustion gas into burners on recovery of current interruption, by building one self-holding type relay into electric circuits for operating solenoid valves for opening and closing gas flow lines.
COPYRIGHT: (C)1977,JPO&Japio
JP13489575A1975-11-101975-11-10Safety device for burners
PendingJPS5258585A
(en)